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Half-Moon Australian Boulder Opal 2.4 ct
Half-Moon Australian Boulder Opal 2.4 ct-hand shot1
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Half-Moon Australian Boulder Opal 2.4 ct

USD 240
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Natural Solid Boulder Opal 2.78 ct
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Natural Solid Boulder Opal 2.78 ct

USD 240
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2.18 ct Natural Boulder Opal is a rare and stunning natural solid opal from Queensland, Australia. With its mesmerizing deep blue-green play-of-color and high polish, this freeform opal is perfect for jewelry designers, collectors, or opal enthusiasts.
2.18 ct Natural Boulder Opal is a rare and stunning natural solid opal from Queensland, Australia. With its mesmerizing deep blue-green play-of-color and high polish, this freeform opal is perfect for jewelry designers, collectors, or opal enthusiasts.
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2.18 ct Natural Boulder Opal

USD 240
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2.47 ct Natural Boulder Opal
MG 4163
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2.47 ct Natural Boulder Opal

USD 238
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Green Flash Natural Boulder Opal 2.38 ct
Green Flash Natural Boulder Opal 2.38 ct-hand shot1
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Green Flash Natural Boulder Opal 2.38 ct

USD 235
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Blue Australian Natural Boulder Opal 1.54 ct
Blue Australian Natural Boulder Opal 1.54 ct-hand shot1
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Blue Australian Natural Boulder Opal 1.54 ct

USD 235
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Blue Green Solid Boulder Opal 1.05 ct
Blue Green Solid Boulder Opal 1.05 ct-hand shot
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Blue Green Solid Boulder Opal 1.05 ct

USD 235
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1.72 ct Brilliant Blue-Green Boulder Opal, ethically sourced from Winton, Queensland, Australia, showcases a vivid blue and green play-of-color that shimmers beautifully against its natural ironstone backing. Its elegant polished teardrop shape makes it a perfect choice for custom rings, pendants, or meaningful gifts. Whether youโ€™re a jewelry maker, gemstone collector, or searching for the perfect October birthstone, this opal is a timeless and unique treasure.
Blue Green Boulder Opal 1.72 ct-hand shot
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1.72 ct Brilliant Blue-Green Boulder Opal

USD 235
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Natural Australian Solid Boulder Opal 1.83 ct
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Natural Australian Solid Boulder Opal 1.83 ct

USD 235
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Australian Blue Green Boulder Opal 1.95 ct
Australian Blue Green Boulder Opal 1.95 ct-hand shot
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Australian Blue Green Boulder Opal 1.95 ct

USD 235
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Boulder Opal 22.44 ct
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22.44ct Natural Boulder Opal Purple Blue

USD 235
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Freeform Solid Boulder Opal 1.34 ct
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Freeform Solid Boulder Opal 1.34 ct

USD 230
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Boulder Opal 3.29 ct
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3.29ct Natural Boulder Opal Deep Blue

USD 230
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Boulder Opal 23.32 ct
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23.32ct Natural Boulder Opal Picture Stone

USD 230
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4.68ct Natural Crystal Boulder Opal

USD 230
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Koroit Boulder Opal 34.75 ct
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34.75ct Large Natural Koroit Boulder Opal

USD 227
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Blue Australian Boulder Opal Gemstone 1.19 ct
Blue Australian Boulder Opal Gemstone 1.19 ct-hand shot
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Blue Australian Boulder Opal Gemstone 1.19 ct

USD 225
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Green Blue Boulder Opal 1.18 ct
Green Blue Boulder Opal 1.18 ct-hand shot
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Green Blue Boulder Opal 1.18 ct

USD 225
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Green Blue Flash Boulder Opal 2.38 ct
Green Blue Flash Boulder Opal 2.38 ct-hand shot1
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Green Blue Flash Boulder Opal 2.38 ct

USD 225
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Boulder Opal 14.43 ct
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14.43ct Boulder Opal Purple Blue

USD 220